*, *:after, *:before {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}
body {
  font-family: Muli, sans-serif;
  /*background: url(http://www.shukatsu-note.com/wp-content/uploads/2014/12/computer-564136_1280.jpg) no-repeat;
  background-size: cover;*/
  height: 100vh;
  text-align:center;
}

h1 {
  text-align: center;
  font-family: Muli, sans-serif;
  /*color: #06D85F;*/
  color:#337ab7;
  margin: 100px 0;
  font-weight:bold;
}

.box {
  position:absolute;
  left:25%;
  right:25%;
  top:80px;
  width: 40%;
  margin: 0 auto;
  /*background: rgba(255,255,255,0.2);*/
  padding: 25px;
  /*border: 2px solid #fff;*/
  border-radius: 20px/50px;
  /*background-clip: padding-box;*/
  text-align: center;
  z-index:1000;
}

.button {
  font-size: 1em;
  padding: 10px 50px;
  color:#fff;
  /*color: #337ab7;*/
  border:2px solid #fff;
  /*border: 2px solid #337ab7;*/
  border-radius: 20px/50px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease-out;
}
.button:hover {
  background: #337ab7;
  color:#fff;
}

.popup h2 {
  margin-top: 0;
  /*color: #333;*/
  color:#337ab7;
  font-weight:bold;
  font-family: Muli, sans-serif;
  text-align:center;
}
.popup .close {
  position: absolute;
  top: 20px;
  right: 30px;
  transition: all 0.2s;
  font-size: 30px;
  font-weight: bold;
  text-decoration: none;
  color: #333;
}
.popup .close:hover {
  color: #337ab7;
}
.popup .content {
  padding-top: 40px;
  /*max-height: 30%;*/
  overflow: auto;
}

/*Let's make it appear when the page loads*/
.overlay:target:before {
    display: none;
}
.overlay:before {
  content:"";
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: block;
  background: rgba(0, 0, 0, 0.6);
  position: fixed;
  z-index: 9;
}
.overlay .popup {
  background: rgba(255,255,255, 0.65);
  border-radius: 5px;
  width: 50%;
  height:40%;
  position: fixed;
  top: 0;
  left: 25%;
  padding: 35px;
  margin: 170px auto;
  z-index: 10;
  -webkit-transition: all 0.6s ease-in-out;
  -moz-transition: all 0.6s ease-in-out;
  transition: all 0.6s ease-in-out;
}
.overlay:target .popup {
    top: -100%;
    left: -100%;
}

@media screen and (max-width: 768px){
  .box{
    width: 90%;
    top:25px;
    position:absolute;
    left:0%;
    right:0%;
  }
  .overlay .popup{
    width: 90%;
    left: 5%;
    right:5%;
    height:50%;
  }
  .popup h2 {
    font-size:2em;
    }
  .popup .close {
    font-size: 20px;
    top: 10px;
    right: 15px;
    }
  .button {
  font-size: .7em;
  font-color:#fff;
  padding: 5px 25px;
  border-radius: 10px/25px;
    }
  .button a {
  font-color:#fff;
  }
  h1 {
  font-size: 1em;
    }
  body {
  font-size: 1.2em;
    }
  h5 {
  font-color:#fff;
  }
  #content > h5 > span > a:active {
  font-color:#fff;
  }
}